7996609920

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{320377}}^1$

素因数の和:320412

約数の個数: 128

約数和(自身を含む): 27449987040

約数和(自身を除く): 19453377120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 320377, 640754, 961131, 1281508, 1601885, 1922262, 2563016, 3203770, 3844524, 4164901, 4805655, 5126032, 6407540, 7689048, 8329802, 9611310, 10252064, 12494703, 12815080, 15378096, 16659604, 19222620, 20504128, 20824505, 24989406, 25630160, 30756192, 33319208, 38445240, 41008256, 41649010, 49978812, 51260320, 61512384, 62473515, 66638416, 76890480, 83298020, 99957624, 102520640, 123024768, 124947030, 133276832, 153780960, 166596040, 199915248, 205041280, 249894060, 266553664, 307561920, 333192080, 399830496, 499788120, 533107328, 615123840, 666384160, 799660992, 999576240, 1332768320, 1599321984, 1999152480, 2665536640, 3998304960, 7996609920]

約数ペア:

[(1, 7996609920), (2, 3998304960), (3, 2665536640), (4, 1999152480), (5, 1599321984), (6, 1332768320), (8, 999576240), (10, 799660992), (12, 666384160), (13, 615123840), (15, 533107328), (16, 499788120), (20, 399830496), (24, 333192080), (26, 307561920), (30, 266553664), (32, 249894060), (39, 205041280), (40, 199915248), (48, 166596040), (52, 153780960), (60, 133276832), (64, 124947030), (65, 123024768), (78, 102520640), (80, 99957624), (96, 83298020), (104, 76890480), (120, 66638416), (128, 62473515), (130, 61512384), (156, 51260320), (160, 49978812), (192, 41649010), (195, 41008256), (208, 38445240), (240, 33319208), (260, 30756192), (312, 25630160), (320, 24989406), (384, 20824505), (390, 20504128), (416, 19222620), (480, 16659604), (520, 15378096), (624, 12815080), (640, 12494703), (780, 10252064), (832, 9611310), (960, 8329802), (1040, 7689048), (1248, 6407540), (1560, 5126032), (1664, 4805655), (1920, 4164901), (2080, 3844524), (2496, 3203770), (3120, 2563016), (4160, 1922262), (4992, 1601885), (6240, 1281508), (8320, 961131), (12480, 640754), (24960, 320377)]